do_twin (cairo_t *cr,

    unsigned char s[2] = {0, 0};

    cairo_set_source_rgb (cr, 1.0, 1.0, 1.0); /* white */

    cairo_paint (cr);

    cairo_set_source_rgb (cr, 0, 0, 0);

    cairo_select_font_face (cr,

    cairo_perf_timer_start ();

    while (loops--) {

	h = 2;

	for (i = 8; i < 48; i >= 24 ? i+=3 : i++) {

	    cairo_set_font_size (cr, i);

	    for (j = 33; j < 128; j++) {

		if (j == 33 || (j == 80 && i > 24)) {

		    h += i + 2;

		    cairo_move_to (cr, 10, h);

		s[0] = j;

		cairo_text_path (cr, (const char *) s);

	cairo_fill (cr);

    cairo_perf_timer_stop ();

    return cairo_perf_timer_elapsed ();

twin_enabled (cairo_perf_t *perf)

    return cairo_perf_can_run (perf, "twin", NULL);

twin (cairo_perf_t *perf,

    cairo_perf_run (perf, "twin", do_twin, NULL);

}